Item | Standard | |||
Appearance | white to light yellow particles | |||
Assay (%) | ≥ 99 | |||
Loss on drying (%) | ≤ 0.50 | |||
Residue on ignition (%) | ≤ 0.05 | |||
Heavy metal (Pb) | 10 ppm | |||
Arsenic (%) | ≤ 0.0003 | |||
Odor | Dense odor like vanilla bean | |||
Solubility | 1g smaple can dissolved in 3ml 70% alcohol | |||
Melting point ( ºC) | 76~78 | |||
Arsenic (As) | =< 3 mg/kg | |||
Mercury (Hg) | =< 1 mg/kg | |||
Total Heavy Metals (as Pb) | =< 10 mg/kg | |||
Residue of Ignition | =< 0.05% | |||
Storage | in the shade | |||
Packing | 25kg/drum |